// unload all about this mesh. The mesh itself and the textures.
// BETWEEN FRAME OPERATION
void VisCalcFrustDist::unloadTheMesh(Ogre::MeshPtr meshP) {
if (m_shouldCullTextures) {
Ogre::Mesh::SubMeshIterator smi = meshP->getSubMeshIterator();
while (smi.hasMoreElements()) {
Ogre::SubMesh* oneSubMesh = smi.getNext();
Ogre::String subMeshMaterialName = oneSubMesh->getMaterialName();
Ogre::MaterialPtr subMeshMaterial = (Ogre::MaterialPtr)Ogre::MaterialManager::getSingleton().getByName(subMeshMaterialName);
if (!subMeshMaterial.isNull()) {
Ogre::Material::TechniqueIterator techIter = subMeshMaterial->getTechniqueIterator();
while (techIter.hasMoreElements()) {
Ogre::Technique* oneTech = techIter.getNext();
Ogre::Technique::PassIterator passIter = oneTech->getPassIterator();
while (passIter.hasMoreElements()) {
Ogre::Pass* onePass = passIter.getNext();
Ogre::Pass::TextureUnitStateIterator tusIter = onePass->getTextureUnitStateIterator();
while (tusIter.hasMoreElements()) {
Ogre::TextureUnitState* oneTus = tusIter.getNext();
Ogre::String texName = oneTus->getTextureName();
Ogre::TexturePtr texP = (Ogre::TexturePtr)Ogre::TextureManager::getSingleton().getByName(texName);
if (!texP.isNull()) {
// if (texP.useCount() <= 1) {
texP->unload();
LG::IncStat(LG::StatCullTexturesUnloaded);
// LG::Log("unloadTheMesh: unloading texture %s", texName.c_str());
// }
}
}
}
}
}
}
}
if (m_shouldCullMeshes) {
LG::OLMeshTracker::Instance()->MakeUnLoaded(meshP->getName(), Ogre::String(), NULL);
LG::IncStat(LG::StatCullMeshesUnloaded);
// LG::Log("unloadTheMesh: unloading mesh %s", mshName.c_str());
}
}
void BtOgreSoftBody::updateOgreMesh()
{
Ogre::Node *ogreNode = mEntity->getParentNode();
//printf("updateOgreMesh %d %s %s\n", internalId, mEntity->getName().c_str(), ogreNode->getName().c_str());
Ogre::MeshPtr mesh = mEntity->getMesh();
Ogre::Mesh::SubMeshIterator subMeshI = mesh->getSubMeshIterator();
Ogre::SubMesh* subMesh = NULL;
Ogre::VertexData* vData = NULL;
Ogre::VertexDeclaration* vDeclaration = NULL;
const Ogre::VertexElement* vPosElement = NULL;
bool isSharedVerticesAdded = false;
unsigned short bufferIndex = 0;
Ogre::HardwareVertexBufferSharedPtr vBuffer;
// Can not do arithmetic operations on void*
unsigned char* lockedMem = NULL;
float* vPosition;
btSoftBody::tNodeArray& btNodes = mSoftBody->m_nodes;
//printf("Bullet nodes size %d\n", btNodes.size());
int ogreVertexIdx = 0;
while (subMeshI.hasMoreElements()) {
subMesh = subMeshI.getNext();
if (subMesh->useSharedVertices) {
if (isSharedVerticesAdded) {
continue;
}
vData = mesh->sharedVertexData;
// We need to add shared vertices only once
isSharedVerticesAdded = true;
} else {
vData = subMesh->vertexData;
}
vDeclaration = vData->vertexDeclaration;
vPosElement = vDeclaration->findElementBySemantic(Ogre::VES_POSITION);
bufferIndex = vPosElement->getSource();
vBuffer = vData->vertexBufferBinding->getBuffer(bufferIndex);
// Lock the buffer before reading from it
lockedMem = static_cast<unsigned char*>(vBuffer->lock(Ogre::HardwareBuffer::HBL_DISCARD));
// Read each vertex
for (unsigned int i = 0; i < vData->vertexCount; ++i) {
vPosElement->baseVertexPointerToElement(lockedMem, &vPosition);
int idx = getBulletIndex(ogreVertexIdx);
*vPosition++ = btNodes[idx].m_x.x();
*vPosition++ = btNodes[idx].m_x.y();
*vPosition = btNodes[idx++].m_x.z();
// Point to the next vertex
lockedMem += vBuffer->getVertexSize();
ogreVertexIdx++;
}
vBuffer->unlock();
}
btTransform transform = mSoftBody->getWorldTransform();
btQuaternion rot = transform.getRotation();
ogreNode->setOrientation(rot.w(), rot.x(), rot.y(), rot.z());
btVector3 pos = transform.getOrigin();
ogreNode->setPosition(pos.x(), pos.y(), pos.z());
}
void MeshUtils::meshBuffersToArrays(const Ogre::MeshPtr& mesh, Ogre::Vector3* vertices, unsigned long* indices)
{
bool added_shared = false;
size_t current_offset = 0;
size_t shared_offset = 0;
size_t next_offset = 0;
size_t index_offset = 0;
//const Ogre::Vector3 &position = ent->getParentNode()->_getDerivedPosition();
//const Ogre::Quaternion &orient = ent->getParentNode()->_getDerivedOrientation();
//const Ogre::Vector3 &scale = ent->getParentNode()->_getDerivedScale();
const Ogre::Vector3 &position = Ogre::Vector3::ZERO;
const Ogre::Quaternion &orient = Ogre::Quaternion::IDENTITY;
const Ogre::Vector3 &scale = Ogre::Vector3::UNIT_SCALE;
Ogre::Mesh::SubMeshIterator itr = mesh->getSubMeshIterator();
while (itr.hasMoreElements()) {
Ogre::SubMesh* submesh = itr.getNext();
Ogre::VertexData* vertex_data = submesh->useSharedVertices ? mesh->sharedVertexData : submesh->vertexData;
if ((!submesh->useSharedVertices) || (submesh->useSharedVertices && !added_shared)) {
if (submesh->useSharedVertices) {
added_shared = true;
shared_offset = current_offset;
}
const Ogre::VertexElement* posElem =
vertex_data->vertexDeclaration->findElementBySemantic(Ogre::VES_POSITION);
Ogre::HardwareVertexBufferSharedPtr vbuf =
vertex_data->vertexBufferBinding->getBuffer(posElem->getSource());
unsigned char* vertex =
static_cast<unsigned char*> (vbuf->lock(Ogre::HardwareBuffer::HBL_READ_ONLY));
// There is _no_ baseVertexPointerToElement() which takes an Ogre::Real or a double
// as second argument. So make it float, to avoid trouble when Ogre::Real will
// be comiled/typedefed as double:
// Ogre::Real* pReal;
float* pReal;
for (size_t k = 0; k < vertex_data->vertexCount; ++k, vertex += vbuf->getVertexSize()) {
posElem->baseVertexPointerToElement(vertex, &pReal);
Ogre::Vector3 pt(pReal[0], pReal[1], pReal[2]);
vertices[current_offset + k] = (orient * (pt * scale)) + position;
//vertices[current_offset + k] = pt;
}
vbuf->unlock();
next_offset += vertex_data->vertexCount;
}
Ogre::IndexData* index_data = submesh->indexData;
size_t numTris = index_data->indexCount / 3;
Ogre::HardwareIndexBufferSharedPtr ibuf = index_data->indexBuffer;
bool use32bitindexes = (ibuf->getType() == Ogre::HardwareIndexBuffer::IT_32BIT);
unsigned long* pLong = static_cast<unsigned long*> (ibuf->lock(Ogre::HardwareBuffer::HBL_READ_ONLY));
unsigned short* pShort = reinterpret_cast<unsigned short*> (pLong);
size_t offset = (submesh->useSharedVertices) ? shared_offset : current_offset;
if (use32bitindexes) {
for (size_t k = 0; k < numTris * 3; ++k) {
indices[index_offset++] = pLong[k] + static_cast<unsigned long> (offset);
}
} else {
for (size_t k = 0; k < numTris * 3; ++k) {
indices[index_offset++] = static_cast<unsigned long> (pShort[k]) +
static_cast<unsigned long> (offset);
}
}
ibuf->unlock();
current_offset = next_offset;
}
}
bool ModelBackgroundLoader::poll(const TimeFrame& timeFrame)
{
#if OGRE_THREAD_SUPPORT
if (mState == LS_UNINITIALIZED) {
//Start to load the meshes
for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) {
Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName()));
if (meshPtr.isNull() || !meshPtr->isPrepared()) {
try {
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MeshManager::getSingleton().getResourceType(), (*I_subModels)->getMeshName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
addTicket(ticket);
}
} catch (const std::exception& ex) {
S_LOG_FAILURE("Could not load the mesh " << (*I_subModels)->getMeshName() << " when loading model " << mModel.getName() << "." << ex);
continue;
}
}
}
mState = LS_MESH_PREPARING;
return poll(timeFrame);
} else if (mState == LS_MESH_PREPARING) {
if (areAllTicketsProcessed()) {
mState = LS_MESH_PREPARED;
return poll(timeFrame);
}
} else if (mState == LS_MESH_PREPARED) {
for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) {
Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName()));
if (!meshPtr.isNull()) {
if (!meshPtr->isLoaded()) {
#if OGRE_THREAD_SUPPORT == 1
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MeshManager::getSingleton().getResourceType(), meshPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
// meshPtr->setBackgroundLoaded(true);
addTicket(ticket);
}
#else
if (!timeFrame.isTimeLeft()) {
return false;
}
try {
meshPtr->load();
} catch (const std::exception& ex) {
S_LOG_FAILURE("Could not load the mesh " << meshPtr->getName() << " when loading model " << mModel.getName() << "." << ex);
continue;
}
#endif
}
}
}
mState = LS_MESH_LOADING;
return poll(timeFrame);
} else if (mState == LS_MESH_LOADING) {
if (areAllTicketsProcessed()) {
mState = LS_MESH_LOADED;
return poll(timeFrame);
}
} else if (mState == LS_MESH_LOADED) {
for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) {
Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName()));
if (!meshPtr.isNull()) {
if (meshPtr->isLoaded()) {
Ogre::Mesh::SubMeshIterator subMeshI = meshPtr->getSubMeshIterator();
while (subMeshI.hasMoreElements()) {
Ogre::SubMesh* submesh(subMeshI.getNext());
Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(submesh->getMaterialName()));
if (materialPtr.isNull() || !materialPtr->isPrepared()) {
// S_LOG_VERBOSE("Preparing material " << materialPtr->getName());
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MaterialManager::getSingleton().getResourceType(),submesh->getMaterialName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
addTicket(ticket);
}
}
}
}
}
for (PartDefinitionsStore::const_iterator I_parts = (*I_subModels)->getPartDefinitions().begin(); I_parts != (*I_subModels)->getPartDefinitions().end(); ++I_parts) {
if ((*I_parts)->getSubEntityDefinitions().size() > 0) {
for (SubEntityDefinitionsStore::const_iterator I_subEntities = (*I_parts)->getSubEntityDefinitions().begin(); I_subEntities != (*I_parts)->getSubEntityDefinitions().end(); ++I_subEntities) {
const std::string& materialName = (*I_subEntities)->getMaterialName();
if (materialName != "") {
Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(materialName));
if (materialPtr.isNull() || !materialPtr->isPrepared()) {
// S_LOG_VERBOSE("Preparing material " << materialName);
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().prepare(Ogre::MaterialManager::getSingleton().getResourceType(), materialName, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
addTicket(ticket);
}
}
}
}
}
}
}
mState = LS_MATERIAL_PREPARING;
return poll(timeFrame);
} else if (mState == LS_MATERIAL_PREPARING) {
if (areAllTicketsProcessed()) {
mState = LS_MATERIAL_PREPARED;
return poll(timeFrame);
}
} else if (mState == LS_MATERIAL_PREPARED) {
for (SubModelDefinitionsStore::const_iterator I_subModels = mModel.getDefinition()->getSubModelDefinitions().begin(); I_subModels != mModel.getDefinition()->getSubModelDefinitions().end(); ++I_subModels) {
Ogre::MeshPtr meshPtr = static_cast<Ogre::MeshPtr> (Ogre::MeshManager::getSingleton().getByName((*I_subModels)->getMeshName()));
Ogre::Mesh::SubMeshIterator subMeshI = meshPtr->getSubMeshIterator();
while (subMeshI.hasMoreElements()) {
Ogre::SubMesh* submesh(subMeshI.getNext());
Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(submesh->getMaterialName()));
if (!materialPtr.isNull() && !materialPtr->isLoaded()) {
#if OGRE_THREAD_SUPPORT == 1
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MaterialManager::getSingleton().getResourceType(), materialPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
// materialPtr->setBackgroundLoaded(true);
addTicket(ticket);
}
#else
Ogre::Material::TechniqueIterator techIter = materialPtr->getSupportedTechniqueIterator();
while (techIter.hasMoreElements()) {
Ogre::Technique* tech = techIter.getNext();
Ogre::Technique::PassIterator passIter = tech->getPassIterator();
while (passIter.hasMoreElements()) {
Ogre::Pass* pass = passIter.getNext();
Ogre::Pass::TextureUnitStateIterator tusIter = pass->getTextureUnitStateIterator();
while (tusIter.hasMoreElements()) {
Ogre::TextureUnitState* tus = tusIter.getNext();
unsigned int frames = tus->getNumFrames();
for (unsigned int i = 0; i < frames; ++i) {
if (!timeFrame.isTimeLeft()) {
return false;
}
//This will automatically load the texture.
// S_LOG_VERBOSE("Loading texture " << tus->getTextureName());
Ogre::TexturePtr texturePtr = tus->_getTexturePtr(i);
}
}
}
}
if (!timeFrame.isTimeLeft()) {
return false;
}
// S_LOG_VERBOSE("Loading material " << materialPtr->getName());
materialPtr->load();
#endif
}
}
for (PartDefinitionsStore::const_iterator I_parts = (*I_subModels)->getPartDefinitions().begin(); I_parts != (*I_subModels)->getPartDefinitions().end(); ++I_parts) {
if ((*I_parts)->getSubEntityDefinitions().size() > 0) {
for (SubEntityDefinitionsStore::const_iterator I_subEntities = (*I_parts)->getSubEntityDefinitions().begin(); I_subEntities != (*I_parts)->getSubEntityDefinitions().end(); ++I_subEntities) {
const std::string& materialName = (*I_subEntities)->getMaterialName();
if (materialName != "") {
Ogre::MaterialPtr materialPtr = static_cast<Ogre::MaterialPtr> (Ogre::MaterialManager::getSingleton().getByName(materialName));
if (!materialPtr.isNull() && !materialPtr->isLoaded()) {
#if OGRE_THREAD_SUPPORT == 1
Ogre::BackgroundProcessTicket ticket = Ogre::ResourceBackgroundQueue::getSingleton().load(Ogre::MaterialManager::getSingleton().getResourceType(), materialPtr->getName(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, false, 0, 0, createListener());
if (ticket) {
addTicket(ticket);
}
#else
Ogre::Material::TechniqueIterator techIter = materialPtr->getSupportedTechniqueIterator();
while (techIter.hasMoreElements()) {
Ogre::Technique* tech = techIter.getNext();
Ogre::Technique::PassIterator passIter = tech->getPassIterator();
while (passIter.hasMoreElements()) {
Ogre::Pass* pass = passIter.getNext();
Ogre::Pass::TextureUnitStateIterator tusIter = pass->getTextureUnitStateIterator();
while (tusIter.hasMoreElements()) {
Ogre::TextureUnitState* tus = tusIter.getNext();
unsigned int frames = tus->getNumFrames();
for (unsigned int i = 0; i < frames; ++i) {
if (!timeFrame.isTimeLeft()) {
return false;
}
//This will automatically load the texture.
// S_LOG_VERBOSE("Loading texture " << tus->getTextureName());
Ogre::TexturePtr texturePtr = tus->_getTexturePtr(i);
}
}
}
}
if (!timeFrame.isTimeLeft()) {
return false;
}
// S_LOG_VERBOSE("Loading material " << materialPtr->getName());
materialPtr->load();
#endif
}
}
}
}
}
}
mState = LS_MATERIAL_LOADING;
return poll(timeFrame);
} else if (mState == LS_MATERIAL_LOADING) {
if (areAllTicketsProcessed()) {
mState = LS_DONE;
return true;
}
} else {
return true;
}
return false;
#else
//If there's no threading support, just return here.
return true;
#endif
}